Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 19 of 22 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Power Train. Review the 14 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Fuel/propulsion System. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Electrical System. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports2 fire reports0 injury reports
What owners actually said
22 reports
71,000 miles · Nov 29, 2017
Electrical SystemUnknown Or Other
VEHICLE FLASHES A GEARBOX MALFUNCTION WARNING AND MOST ELECTRONICS WENT DEAD. VEHICLE WOULD NOT ACCELERATE CAUSING ME TO NEARLY BE REAR ENDED. AFTER TURNING OFF CAR AND RESTARTING THE VEHICLE CONTINUES TO LOSE POWER RANDOMLY EVERY MILE OR SO. THIS CREATED VERY UNSAFE CONDITIONS ON A BUSY FREEWAY. THE PROBLEM TURNED OUT TO BE A F…
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VEHICLE FLASHES A GEARBOX MALFUNCTION WARNING AND MOST ELECTRONICS WENT DEAD. VEHICLE WOULD NOT ACCELERATE CAUSING ME TO NEARLY BE REAR ENDED. AFTER TURNING OFF CAR AND RESTARTING THE VEHICLE CONTINUES TO LOSE POWER RANDOMLY EVERY MILE OR SO. THIS CREATED VERY UNSAFE CONDITIONS ON A BUSY FREEWAY. THE PROBLEM TURNED OUT TO BE A FAULTY SENSOR IN THE TRANSMISSION. AUDI HAS ISSUED A TECHNICAL SERVICE BULLETIN ON THIS ISSUE BUT WILL NOT ACKNOWLEDGE THE HUGE SAFETY ISSUE WITH THIS DEFECTIVE TRANSMISSION.
NHTSA ODI #11051129
76,000 miles · Nov 16, 2017
Power Train
WHILE DRIVING APPROACHING A STOPLIGHT, I RECEIVED A "GEARBOX MALFUNCTION. OK TO CONTINUE DRIVING WITH LIMITED FUNCTIONALITY" ERROR. THE CAR THEN BARELY ACCELERATED AND I COULD NOT GO MORE THAN 20MPH (I WAS ON A BUSY ROAD SPEED LIMIT 35MPH BUT EVERYONE GOES ABOUT 50). I WAS ABLE TO FINALLY GET IT TO DRIVE WELL ENOUGH TO GET IT …
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WHILE DRIVING APPROACHING A STOPLIGHT, I RECEIVED A "GEARBOX MALFUNCTION. OK TO CONTINUE DRIVING WITH LIMITED FUNCTIONALITY" ERROR. THE CAR THEN BARELY ACCELERATED AND I COULD NOT GO MORE THAN 20MPH (I WAS ON A BUSY ROAD SPEED LIMIT 35MPH BUT EVERYONE GOES ABOUT 50). I WAS ABLE TO FINALLY GET IT TO DRIVE WELL ENOUGH TO GET IT TO THE DEALER. DEALER SAID IT NEEDS A NEW CIRCUIT BOARD WHICH IS NOT COVERED BY ONLY THE POWER TRAIN WARRANTY, AS IT IS CONSIDERED AN ELECTRONIC COMPONENT.
NHTSA ODI #11046617
Mileage unknown · Nov 9, 2017
Electrical System
I HAVE A COMPLAINT AUDI S4 AND OTHER AUDI CARS HAVE THE SAME ISSUE AS I'M HAVING YOU CAN BE DRIVING ON THE MAIN ROAD OR ON THE HIGHWAY AND ALL OF A SUDDEN THE CAR LOSES POWER AND EXCELLERATION . I FOUND THAT AS A PROBLEM TO THE SAFETY OF ME AND THE OTHER PEOPLE THAT HAVE THE SAME CAR MODEL.
NHTSA ODI #11044900
76,000 miles · Jul 6, 2017
Power Train
PREMATURE TRANSMISSION MECHATRONIC FAILURE. CAR UNABLE TO REVERSE DURING A 3 POINT TURN IN A ROADWAY ACROSS TRAIN TRACKS. SINCE NEW THE CAR HAD A CLUNKY TRANSMISSION. IT PROGRESSIVELY GOT WORSE BUT WHEN BROUGHT TO THE DEALER IT WAS ALWAYS, "OPERATING WITHIN MANUFACTURER'S SPECIFICATIONS" THIS IS THE 2ND AUDI IN A ROW THAT HAS…
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PREMATURE TRANSMISSION MECHATRONIC FAILURE. CAR UNABLE TO REVERSE DURING A 3 POINT TURN IN A ROADWAY ACROSS TRAIN TRACKS. SINCE NEW THE CAR HAD A CLUNKY TRANSMISSION. IT PROGRESSIVELY GOT WORSE BUT WHEN BROUGHT TO THE DEALER IT WAS ALWAYS, "OPERATING WITHIN MANUFACTURER'S SPECIFICATIONS" THIS IS THE 2ND AUDI IN A ROW THAT HAS BEEN BROUGHT IN MULTIPLE TIMES FOR A PROBLEM THAT THE DEALER CLAIMS ISN'T A PROBLEM AND IS "OPERATING IN SPECS OF THE MANUFACTURER".
NHTSA ODI #11003525
39,000 miles · Jun 14, 2017
Power Train
DSG TRANSMISSION IS SHIFTING VERY ROUGH AND SOMETIMES SLIPS. ALSO LURCHES FORWARD SUDDENLY FROM A STOP CAUSING THE CAR TO LUNGE FORWARD.
NHTSA ODI #10995256
78,000 miles · Apr 17, 2017
Power Train
A GEARBOX MALFUNCTION (WITH CODES P179E AND P179F) MAY CAUSE THE CAR ENTER ONE OF THE "LIMP MODE" STATES, WHICH CAN CUT ENGINE POWER FROM THE TRANSMISSION. A MESSAGE ON THE DASH MAY SAY "GEARBOX MALFUNCTION" WITH A MESSAGE IF THE CAR IS DRIVEABLE OR MUST BE BROUGHT TO THE REPAIR SHOP. IN SOME CASES, THIS LOSS OF POWER CAN MAKE…
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A GEARBOX MALFUNCTION (WITH CODES P179E AND P179F) MAY CAUSE THE CAR ENTER ONE OF THE "LIMP MODE" STATES, WHICH CAN CUT ENGINE POWER FROM THE TRANSMISSION. A MESSAGE ON THE DASH MAY SAY "GEARBOX MALFUNCTION" WITH A MESSAGE IF THE CAR IS DRIVEABLE OR MUST BE BROUGHT TO THE REPAIR SHOP. IN SOME CASES, THIS LOSS OF POWER CAN MAKE THINGS DIFFICULT TO PULL OVER SAFELY, AS THE STALL CAN HAPPEN IN AN INTERSECTION, OR IN STOP AND GO TRAFFIC ON THE FREEWAY. AUDI HAS RECOGNIZED THIS PROBLEM IN THE FORM OF A TSB (2032211), HOWEVER, ALL CARS WITH THIS PARTICULAR TRANSMISSION MAY EXPERIENCE A SIMILAR ISSUE, AT ANY TIME, DESPITE FOLLOWING MANUFACTURER SERVICE INTERVALS. THE ISSUE MAY APPEAR TO BE INTERMITTENT AND MAY NOT ENTER FULL LIMP MODE UNTIL MANY MILES LATER. MY INITIAL ENCOUNTER WITH QUESTIONABLE TRANSMISSION BEHAVIOR WAS ABOUT 10-15K MILES PRIOR. THIS PARTICULAR CASE DOCUMENTED WAS THE WORST SCENARIO, BUT SIMILAR SCENARIOS (COMING OFF THE FREEWAY AND STALLING SHORTLY AFTER STOPPING, OR NOT BEING ABLE TO ENGINE BRAKE PROPERLY DUE TO TRANSMISSION REFUSING TO SHIFT) HAVE ALSO BEEN EXPERIENCED.
NHTSA ODI #10978959
54,000 miles · Apr 6, 2017
Fuel/propulsion System
FUEL RAIL LEAKING FUEL. RELATED ISSUES ON OTHER 2011 AND 2012 AUDI S4
NHTSA ODI #10970862
Mileage unknown · Mar 30, 2016
Service Brakes
I AM A MECHNIC WITH 10 YEARS OF EXPERIENCE AND I JUST STARTED THIS NEW JOB TWO WEEKS AGO. THEIR JUST THREE MECHNICS IN THE SHOP. WE HAD A 2012 AUDI S4 COME INTO THE SHOP WITH THE OWNER COMPLAINING OF BRAKE PROBLEMS. THE OWNER OF THE CAR SAID THE SOMTIMES ALL THE SUDDEN HIS BRAKES WOULD GO OUT WHILE HE WAS DRIVING AND HIS BRAKE P…
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I AM A MECHNIC WITH 10 YEARS OF EXPERIENCE AND I JUST STARTED THIS NEW JOB TWO WEEKS AGO. THEIR JUST THREE MECHNICS IN THE SHOP. WE HAD A 2012 AUDI S4 COME INTO THE SHOP WITH THE OWNER COMPLAINING OF BRAKE PROBLEMS. THE OWNER OF THE CAR SAID THE SOMTIMES ALL THE SUDDEN HIS BRAKES WOULD GO OUT WHILE HE WAS DRIVING AND HIS BRAKE PEDEL FELT SOFT. I TOOK ON THE WORK. MY SHOP FOREMAN TOLD ME TO BLEED THE BRAKES OUT. SO I DID. I NOTICED THT THE BRAKE RESIVIOR HAD A THICK GREEN SUBTANCE IN IT. I KNEW FROM MY EXPERIENCE THAT THEIR WAS A LOT OF WATER AND OTHER CONTAMINATION IN THE SYSTEM. I IMEADITLY INFORMD MY FOREMAN THAT THE SYSTEM NEEDED TO BE FLUSHED AND CLEANED. MY FOREMAN TOLD ME THT THE CAR WAS DONE AND TO MOVE ON. I IMEADITLY EXPRESSED MY CONCERN AND GAVE MY PROFESSIONAL ADVICE THAT THAT CAR WAS NOT TO BE DRIVING UNTIL IT WAS FIXD. THE BRAKES COULD FAIL ANYTIME AND SOMONE COULD BE KILLED. HRS LATER I LOOKED OUTSIDE AND SEEN THE CARS OWNER AND HIS KIDS GET INTO THE CAR AND DRIVE OFF. I AGAIN EXPRESSED MY CONCERN TO THE FOREMAN. HE HAD TOLD THE CUSTOMER THT IT WAS FIXED. MY FORMAN JUST LET THIS COSTMER LEAVE OUT IN A CAR WITH HIS KIDS THE WAS UNSAFE TO BE ON THE ROAD. THE CAR IS A DEATH TRAP. MY FOREMAN JUST DIDNT CARE. NEXT DAY THE CAR CAME BACK WITH THE COSTOMER COMPLAING THE HIS BRAKES FAILD ON HIM AND THAT THEY WHERE NOT FIXED. IF SOMEONE HAD BEEN KILLED THAN IT WOULD BE MY FOREMANS FALT FOR NEGLANCE. I THINK HE SHOULD GOTO JAIL FOR THIS. IT IS MORALY WRONG AND DANGEROUS. WHT IS IT GONNA TAKE FOR THEASE TYPE OF ACTIONS FROM HIM TO STOP. HOPFULLY NOT FOR SOMONEMTO DIE FIRST.
NHTSA ODI #10852354
14,000 miles · Oct 24, 2015
Power Train
DSG TRANSMISSION STARTED TO SHIFT POORLY. SHIFTS WOULD "SLIP" BETWEEN GEARS AND SOMETIMES IT WOULD DOWN SHIFT VERY HARD. THIS OCCURED MOSTLY IN URBAN DRIVING, STOP AND GO.
NHTSA ODI #10785829
25,000 miles · Sep 16, 2015
Power TrainService BrakesVehicle Speed Control
VERY ABRUPTLY SHIFTS UP OR DOWN LAUNCHING THE CAR FORWARD WITHOUT WARNING
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2011-2012 Audi S4, S5, Q7, 2012 Audi A6, Volkswagen Touareg Hybrid, and 2012-2013 Audi A7 vehicles. In the affected vehicles the fuel injection system may experience a fuel leak.
Consequence & remedy
Consequence: A fuel leak in the injection system in the presence of an ignition source, increases the risk of a fire.
Remedy: Volkswagen will notify owners, and dealers will replace the fuel rails and corresponding seals, free of charge. The recall began on March 17, 2015. Owners may contact Audi customer service at 1-800-822-2834 or Volkswagen customer service at 1-800-893-5298. Volkswagen's numbers for this recall are 24AP for Audi customers and 24BK for Volkswagen customers.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2012 Audi S4 Problems, Complaints & Recalls | Skip That Year